7× 150mm SQ1-SQ5 Square Head Screwdriver Bits Set Hex Shank Magnetic Screwdriver

Features: *The screwdriver bits are made of alloy steel with heat treatment HRC52-55 good toughness and wear resistance. *The screwdriver bits are 150mm/6 long suit for poket hole jig woodworking. *Magnetic heads can firmly fix screws protect both screws and bits. *1/4 6.35mm hex shank fit for electric screwdrivers hand screwdrivers electric drills air drills etc. Specifications: Product name: Square Head Screwdriver Bits Set Material: Alloy Steel Color: Silver(As shown) Bit Type: Square Head Magnetic: Yes Length: 150mm / 6 Shank: 1/4Inch (6.35mm Hex) Size: SQ1 SQ2 SQ2.5 SQ2.74 SQ3 SQ4 SQ5 Suitable for: electric screwdrivers manual screwdrivers electric tools Exercises air drills etc. Optional: 7pcs set Package Contents: 7 × Screwdriver Bits Notes: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.